Home / 29,221.42-40,315.71-16,637.26

Finding the Fourth Proportional to 29,221.42, 40,315.71 and 16,637.26

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Solution

The fourth proportional to 29,221.42, 40,315.71 and 16,637.26 is: 22,953.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,221.42 : 40,315.71 = 16,637.26 : x
  2. Step 2: Convert to fraction form
    29,221.42/40,315.71 = 16,637.26/x
  3. Step 3: Cross multiply
    29,221.42x = 40,315.71 × 16,637.26
  4. Step 4: Simplify right side
    29,221.42x = 670,742,949.35
  5. Step 5: Solve for x
    x = 670,742,949.35/29,221.42
  6. Step 6: Final answer
    x = 22,953.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.